156954136

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{54347}}^1$

素因数の和:54391

約数の個数: 24

約数和(自身を含む): 310598820

約数和(自身を除く): 153644684

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1444, 2888, 54347, 108694, 217388, 434776, 1032593, 2065186, 4130372, 8260744, 19619267, 39238534, 78477068, 156954136]

約数ペア:

[(1, 156954136), (2, 78477068), (4, 39238534), (8, 19619267), (19, 8260744), (38, 4130372), (76, 2065186), (152, 1032593), (361, 434776), (722, 217388), (1444, 108694), (2888, 54347)]